Table 1. Soil temperature ranges (°C) and annual means through depth at each study site.

	LF			LCC			PF			PCC
Depth (cm)	Max	Min	Avg	Max	Min	Avg	Max	Min	Avg	Max	Min	Avg
0	20.2	-1.4	6.8	31.7	-1.64	8.9	19.9	-2.21	6.0	28.4	-2.81	8.5
5	19.8	-0.57	6.9	27.8	-0.52	8.9	19.3	-1.04	7.1	26.2	-1.97	8.5
10	19.3	-0.17	6.9	24.6	0.09	8.9	19.3	0.3	7.8	25.2	-0.8	8.7
20	17.3	0.49	6.9	21.2	1.0	8.8	16.8	-0.23	6.6	23.1	0.09	8.5
50	14.4	1.4	6.9	20.7	1.7	8.6	15.2	1.0	6.9	17.8	1.0	8.5
100	12.4	2.2	6.9	15.4	2.6	8.4	13.0	1.6	6.9	15.9	1.6	8.5